geometry

posted by .

A sign is in the shape of a rhombus with a 60° angle and sides of 9 cm long. Find its area to the nearest tenth

  • geometry -

    base * height = 9 * 9 cos 60 = 9*4.5

  • sorry, too quick -

    height = h
    sin 60 = h/9
    h = 9 sin 60
    so
    area = 81 sin 60 = 70.14

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. geometry

    The sides of a rhombus with angle of 60° are 6 inches. Find the area of the rhombus.
  2. geometry

    what is the area of a rhombus with a 60 degree angle and sides 5 cm long?
  3. geometry

    A sign is in the shape of a rhombus with a 60° angle and sides of 2 cm long. Find the area of the sign to the nearest tenth.
  4. geometry

    A sign is in the shape of a rhombus with a 60° angle and sides of 2 cm long. Find the area of the sign to the nearest tenth.
  5. geometry

    what is the area of a rhombus with a 60 degree angle and sides 5 cm long?
  6. Geometry

    What is the area of a rhombus with a 60 degree angle and sides 5 cm long?
  7. High Point

    a sign is in the shape of rhombus with a 60 degree angle and sides of 9cm long. Find its are to nearest tenth?
  8. Geometry

    Find the area of a rhombus with a 45 degree angle and sides of 12m long?
  9. Geometry

    Two sides of a rhombus form a 120º angle. The length of each side is 6 in. Explain how to find the area of the rhombus, and then calculate the area. Leave your answer in simplest radical form.
  10. math

    fedrick ordered a new sign for her store. The sign has 4 sides . It also has 2 right angles. 1 acute angle , and 1 obtuse angle . What is the shape of the sign. 1. Hexagon 2. Trapezoid 3. rhombus 4. parallelogram

More Similar Questions